add nodeinfo package

modules/nodeinfo.nix

@@ -0,0 +1,17 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  config = {
+    systemd.services.nodeinfo = {
+      description = "Get node info";
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        ExecStart = "${pkgs.bash}/bin/bash -c ${pkgs.nodeinfo}/bin/nodeinfo";
+        user = "root";
+        type = "oneshot";
+      };
+    };
+  };
+}